Patents by Inventor Jin-Koo Chung

Jin-Koo Chung has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10230067
    Abstract: An organic light emitting display (OLED) device is disclosed. The OLED device may include a substrate comprising a display region and a peripheral region, the display region comprising a first transmission portion and at least one light emitting portion, the peripheral region comprising a second transmission portion and at least one electrode placement portion, a first electrode in the display region, an organic light emitting layer on the first electrode, a second electrode in the display region and the peripheral region, the second electrode opposite to the first electrode with respect to the organic light emitting layer, and a third electrode in the peripheral region. The first electrode may be patterned as an island shape to be separated per the light emitting portion. The third electrode may be patterned as an island shape to be separated per the electrode placement portion.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: March 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Koo Chung, Seong-Min Kim, Eun-Kyoung Nam, Jin-Hyun Park
  • Patent number: 10199611
    Abstract: An organic light-emitting display apparatus including: a substrate; a plurality of pixels that are formed on the substrate and each have a light emission area from which visible rays are emitted and a transmission area through which external light is transmitted; a pixel circuit portion disposed in each light emission area of the plurality of pixels; a first electrode that is disposed in each light emission area and is electrically connected to the pixel circuit portion; an intermediate layer that is formed on the first electrode and includes an organic emissive layer; a second electrode formed on the intermediate layer; and a capping layer that is disposed on the second electrode and includes a first capping layer corresponding to the light emission area and a second capping layer corresponding to the transmission area. Accordingly, electrical characteristics and image quality of the organic light-emitting display apparatus may be improved.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: February 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Seong-Min Kim
  • Publication number: 20190006446
    Abstract: In a method of manufacturing a transparent display device, a substrate including a pixel region and a transmission region may be provided. A first electrode may be formed on the substrate in the pixel region, and a display layer may be formed on the first electrode. A second electrode facing the first electrode may be formed on the display layer, and a capping structure including a first capping layer and a second capping layer may be formed on the second electrode. The first capping layer may be formed on the second electrode in the pixel region and a first region of the transmission region by using a mask that has an opening, the mask may be shifted, and the second capping layer may be formed on the second electrode in the pixel region and a second region of the transmission region by using the shifted mask.
    Type: Application
    Filed: August 10, 2018
    Publication date: January 3, 2019
    Inventors: Jin-Koo CHUNG, Jeong-Woo MOON, Byoung-Hee PARK, Jun-Ho CHOI
  • Patent number: 10163397
    Abstract: A pixel unit includes a first organic light emitting diode for a front-side emission, a second organic light emitting diode for a back-side (both-sides) emission, and a pixel circuit configured to driver the first and second organic light emitting diodes. The pixel unit PU may include a pixel circuit, a first organic light emitting diode and a second organic light emitting diode.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: December 25, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho-Seok Son, Jin-Koo Chung, Jang-Mi Kang, Kyung-Hoon Kim, Kyung-Ho Kim, Kwan-Ho Kim
  • Publication number: 20180277613
    Abstract: An OLED device and a method of manufacturing the same, the OLED device including a substrate having a pixel area and a transmission area; a pixel circuit on the pixel area; a first electrode on the pixel area and being electrically connected to the pixel circuit; a first organic layer extending continuously on the pixel area and the transmission area and covering the first electrode; an emitting layer selectively on a portion of the first organic layer on the pixel area; a second organic layer extending continuously on the pixel and transmission areas and covering the emitting layer; and a third organic layer selectively on the transmission area, the third organic layer including a non-emitting material that has a different transmittance from that of the emitting layer; and a second electrode extending continuously on the pixel area and the transmission area and covering the second and third organic layers.
    Type: Application
    Filed: May 25, 2018
    Publication date: September 27, 2018
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Eun-Kyoung Nam, Young-Woo Song
  • Patent number: 10074705
    Abstract: In a method of manufacturing a transparent display device, a substrate including a pixel region and a transmission region may be provided. A first electrode may be formed on the substrate in the pixel region, and a display layer may be formed on the first electrode. A second electrode facing the first electrode may be formed on the display layer, and a capping structure including a first capping layer and a second capping layer may be formed on the second electrode. The first capping layer may be formed on the second electrode in the pixel region and a first region of the transmission region by using a mask that has an opening, the mask may be shifted, and the second capping layer may be formed on the second electrode in the pixel region and a second region of the transmission region by using the shifted mask.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: September 11, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Koo Chung, Jeong-Woo Moon, Byoung-Hee Park, Jun-Ho Choi
  • Patent number: 10057541
    Abstract: In an image capturing apparatus and a photographing method using the same, the image capturing apparatus comprises: a transparent display panel; and a camera facing a bottom surface of the transparent display panel for synchronizing a shutter time with a period when the transparent display panel displays a black image, and for capturing an image positioned in front of the transparent display panel, thereby capturing a clear image without interference between images due to light-leakage property.
    Type: Grant
    Filed: May 6, 2011
    Date of Patent: August 21, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Koo Chung, Chan-Young Park, Jun-Ho Choi, Joo-Hyeon Lee, Seong-Min Kim, Sang-Moo Choi
  • Patent number: 9991473
    Abstract: An organic light display device includes a first substrate, light emitting structures, a second substrate and a reflective member. The first substrate includes a plurality of pixel regions, each pixel region including a plurality of sub-pixel regions, and a reflective region which surrounds the sub-pixel regions. The reflective region excludes the sub-pixel regions. The light emitting structures are respectively disposed in the sub-pixel regions on the first substrate. The second substrate is opposite to the first substrate. The reflective member is disposed in the reflective region on the lower surface of the second substrate. First openings exposing the sub-pixel regions and a second opening exposing at least a portion the reflective region are located in the reflective member.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: June 5, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Koo Chung, Jun-Ho Choi, Kyung-Ho Kim, Eun-Kyoung Nam, Jeong-Woo Moon
  • Patent number: 9985080
    Abstract: An OLED device and a method of manufacturing the same, the OLED device including a substrate having a pixel area and a transmission area; a pixel circuit on the pixel area; a first electrode on the pixel area and being electrically connected to the pixel circuit; a first organic layer extending continuously on the pixel area and the transmission area and covering the first electrode; an emitting layer selectively on a portion of the first organic layer on the pixel area; a second organic layer extending continuously on the pixel and transmission areas and covering the emitting layer; and a third organic layer selectively on the transmission area, the third organic layer including a non-emitting material that has a different transmittance from that of the emitting layer; and a second electrode extending continuously on the pixel area and the transmission area and covering the second and third organic layers.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: May 29, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Eun-Kyoung Nam, Young-Woo Song
  • Patent number: 9928777
    Abstract: An OLED device including a first emission region, a second emission region, and a transmission region, a pixel circuit disposed on a substrate, a first pixel electrode reflecting light disposed in the first emission region, a second pixel electrode transmitting light disposed in the second emission region, a light emitting layer disposed on the first and second pixel electrodes, a common electrode transmitting light disposed on the light emitting layer and including first, second, and third common electrodes respectively overlapping the first emission region, the second emission region, and the transmission region, and a capping layer disposed on the common electrode and including first, second, and third capping layers respectively overlapping the first emission region, the second emission region, and the transmission region, in which at least two of the first capping layer, the second capping layer, and the third capping layer have different thicknesses from each other.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: March 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Min Kim, Jin-Koo Chung, Jin-Hyun Park
  • Publication number: 20180083217
    Abstract: An organic light emitting display (OLED) device is disclosed. The OLED device may include a substrate comprising a display region and a peripheral region, the display region comprising a first transmission portion and at least one light emitting portion, the peripheral region comprising a second transmission portion and at least one electrode placement portion, a first electrode in the display region, an organic light emitting layer on the first electrode, a second electrode in the display region and the peripheral region, the second electrode opposite to the first electrode with respect to the organic light emitting layer, and a third electrode in the peripheral region. The first electrode may be patterned as an island shape to be separated per the light emitting portion. The third electrode may be patterned as an island shape to be separated per the electrode placement portion.
    Type: Application
    Filed: September 18, 2017
    Publication date: March 22, 2018
    Inventors: Jin-Koo CHUNG, Seong-Min KIM, Eun-Kyoung NAM, Jin-Hyun PARK
  • Patent number: 9905802
    Abstract: An organic light emitting display apparatus and a method of manufacturing the same are provided. The apparatus includes a substrate, a first electrode formed on the substrate, an intermediate layer formed on the first electrode. The intermediate layer includes an organic emission layer. A second electrode is formed on the intermediate layer, and a capping layer is formed on the second electrode in a first region. The capping layer includes a first edge portion and at least two layers. A third electrode is formed on the second electrode in a second region. The second region is not overlapped with the first region, and the third electrode includes a second edge portion having a side portion facing a side portion of the first edge portion of the capping layer. Electric properties and image quality may be improved.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Choi, Kwan-Hyun Cho, Jin-Koo Chung
  • Publication number: 20180005561
    Abstract: An OLED panel may include a substrate including a first region and a second region disposed along a first direction. A plurality of first pixels are disposed in the first region on the substrate, the first pixels each having a first area, the first pixels each comprising a first unit pixel, a second unit pixel disposed along a second direction from the first unit pixel, and a transmission portion disposed along the first direction from the first unit pixel and the second unit pixel. A plurality of second pixels are disposed in the second region on the substrate, the second pixels each having a second area less than the first area, the second pixels each comprising a third unit pixel. The first unit pixel, the second unit pixel, and the third unit pixel may have substantially the same shape as each other.
    Type: Application
    Filed: July 3, 2017
    Publication date: January 4, 2018
    Inventors: Jeong-Woo MOON, Jin-Koo CHUNG, Seong-Min KIM, Jin-Hyun PARK, Chaun-Gi CHOI
  • Publication number: 20180005574
    Abstract: An OLED device including a first emission region, a second emission region, and a transmission region, a pixel circuit disposed on a substrate, a first pixel electrode reflecting light disposed in the first emission region, a second pixel electrode transmitting light disposed in the second emission region, a light emitting layer disposed on the first and second pixel electrodes, a common electrode transmitting light disposed on the light emitting layer and including first, second, and third common electrodes respectively overlapping the first emission region, the second emission region, and the transmission region, and a capping layer disposed on the common electrode and including first, second, and third capping layers respectively overlapping the first emission region, the second emission region, and the transmission region, in which at least two of the first capping layer, the second capping layer, and the third capping layer have different thicknesses from each other.
    Type: Application
    Filed: June 20, 2017
    Publication date: January 4, 2018
    Inventors: Seong-Min KIM, Jin-Koo CHUNG, Jin-Hyun PARK
  • Patent number: 9847486
    Abstract: An organic light emitting display device having high transmittance with respect to external light and a method of manufacturing the same. The organic light emitting display device includes a substrate; a plurality of pixels formed on the substrate, each of the pixels including a first region that emits light and a second region that transmits external light; a plurality of thin film transistors disposed in the first region of each pixel; a plurality of first electrodes disposed in the first region of each pixel and electrically connected to the thin film transistors, respectively; a second electrode formed opposite to the plurality of first electrodes and comprising a plurality of transmission windows corresponding to the second regions; and an organic layer formed between the first electrodes and the second electrode. The transmission windows can be formed in the second electrode, that is, a cathode.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: December 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byoung-Hee Park, Joo-Hyeon Lee, Jin-Koo Chung
  • Publication number: 20170355313
    Abstract: A display device may comprise a transmittance control structure having a variable transmittance and a mirror type display panel disposed on a rear surface of the transmittance control structure. The mirror type display panel may comprise a substrate, a display member disposed on the substrate, the display member including a light emission region, a first transmission region, and a peripheral region surrounding the light emission region and the first transmission region, and a reflective member facing the substrate with respect to the display member, the reflective member including an opening region corresponding to the light emission region, a second transmission region corresponding to the first transmission region, and a reflective region surrounding the opening region and the second transmission region.
    Type: Application
    Filed: January 25, 2017
    Publication date: December 14, 2017
    Inventors: Byoung-Hee PARK, Joon-Youp KIM, Jeong-Woo MOON, Jin-Koo CHUNG
  • Publication number: 20170345371
    Abstract: A pixel unit includes a first organic light emitting diode for a front-side emission, a second organic light emitting diode for a back-side (both-sides) emission, and a pixel circuit configured to driver the first and second organic light emitting diodes. The pixel unit PU may include a pixel circuit, a first organic light emitting diode and a second organic light emitting diode.
    Type: Application
    Filed: December 28, 2016
    Publication date: November 30, 2017
    Inventors: Ho-Seok SON, Jin-Koo CHUNG, Jang-Mi KANG, Kyung-Hoon KIM, Kyung-Ho KIM, Kwan-Ho KIM
  • Publication number: 20170338292
    Abstract: An organic light emitting display apparatus includes a plurality of pixels, each of the pixels including first mirror pattern having an opening, and first to third sub pixels. The first sub pixels includes a first light emitting structure and is positioned to emit first color light through the opening, the second sub pixel includes a second light emitting structure positioned to emit second color light through the opening, and the third sub pixel includes a third light emitting structure positioned to emit third color light through the opening.
    Type: Application
    Filed: January 20, 2017
    Publication date: November 23, 2017
    Inventors: Jun-Ho CHOI, Joon-Youp KIM, Young-Woo SONG, Jin-Koo CHUNG
  • Publication number: 20170330923
    Abstract: In a method of manufacturing a transparent display device, a substrate including a pixel region and a transmission region may be provided. A first electrode may be formed on the substrate in the pixel region, and a display layer may be formed on the first electrode. A second electrode facing the first electrode may be formed on the display layer, and a capping structure including a first capping layer and a second capping layer may be formed on the second electrode. The first capping layer may be formed on the second electrode in the pixel region and a first region of the transmission region by using a mask that has an opening, the mask may be shifted, and the second capping layer may be formed on the second electrode in the pixel region and a second region of the transmission region by using the shifted mask.
    Type: Application
    Filed: March 2, 2017
    Publication date: November 16, 2017
    Inventors: Jin-Koo Chung, Jeong-Woo Moon, Byoung-Hee Park, Jun-Ho Choi
  • Patent number: 9806295
    Abstract: A display panel includes a substrate including a plurality of pixel regions having sub-pixel regions and a reflective region surrounding the sub-pixel regions, light emitting structures in the pixel regions, the light emitting structures being on the substrate, an encapsulation substrate over the light emitting structures, a reflective member on a lower surface of the encapsulation substrate, the reflective member having openings, each of the openings being located at a corresponding one of the sub-pixel regions, and a light blocking member on an upper surface of the encapsulation substrate, the light blocking member partially blocking a light of a first wavelength.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: October 31, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon-Youp Kim, Jin-Koo Chung